/* =====================================================================
   Header fixo — vidro cinza-escuro, pílula deslizante do nav, ações e
   drawer mobile.
   ===================================================================== */

.gc-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  padding: 18px 0;
  background: var(--gc-vidro);
  backdrop-filter: blur(40px) saturate(1.7);
  -webkit-backdrop-filter: blur(40px) saturate(1.7);
  border-bottom: 1px solid var(--gc-linha-fraca);
  transition: padding var(--gc-t-ui) var(--gc-mov), background-color var(--gc-t-ui) ease;
}

/* app.js liga esta classe depois de 40px de rolagem. */
.gc-header.is-rolado {
  padding: 10px 0;
  background: var(--gc-vidro-rolado);
}

.gc-header__barra {
  max-width: var(--gc-container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 24px;
}

.gc-header__logo {
  display: flex;
  align-items: center;
  flex: none;
}

.gc-header__logo img {
  height: 30px;
  width: auto;
}

/* --- nav desktop -------------------------------------------------- */

.gc-nav {
  position: relative;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  min-width: 0;
  flex: 0 1 auto;
}

/* Geometria (transform/width/opacity) vem do app.js — é medida em runtime. */
.gc-nav__pill {
  position: absolute;
  left: 0;
  top: 50%;
  height: 36px;
  margin-top: -18px;
  width: 0;
  border-radius: var(--gc-raio-chip);
  background: rgba(var(--gc-verde-rgb), .2);
  box-shadow: inset 0 0 0 1px rgba(var(--gc-verde-rgb), .35);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--gc-t-pill) var(--gc-mov),
              width var(--gc-t-pill) var(--gc-mov),
              opacity var(--gc-t-ui) ease;
}

.gc-nav__link {
  position: relative;
  z-index: 1;
  font: 500 14px/1 var(--gc-fonte-texto);
  color: rgba(var(--gc-nevoa-rgb), .82);
  padding: 10px 12px;
  border-radius: var(--gc-raio-chip);
  white-space: nowrap;
  transition: color var(--gc-t-ui) ease;
}

.gc-nav__link:hover {
  color: var(--gc-verde);
}

.gc-nav__link.is-ativo {
  color: var(--gc-verde);
  font-weight: 700;
}

/* --- ações -------------------------------------------------------- */

.gc-header__acoes {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.gc-header__especialista {
  font: 600 14px/1 var(--gc-fonte-texto);
  color: var(--gc-txt-claro);
  padding: 12px 16px;
  border-radius: var(--gc-raio-botao);
  border: 1px solid rgba(var(--gc-nevoa-rgb), .26);
  white-space: nowrap;
  transition: background-color var(--gc-t-hover), border-color var(--gc-t-hover);
}

.gc-header__especialista:hover {
  color: var(--gc-txt-claro);
  background: rgba(var(--gc-nevoa-rgb), .12);
}

/* --- burger ------------------------------------------------------- */

.gc-burger {
  display: none;
  margin-left: auto;
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: var(--gc-raio-botao);
  background: rgba(var(--gc-burger-rgb), .16);
  border: 1px solid rgba(var(--gc-burger-rgb), .24);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}

.gc-burger__barra {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--gc-txt-claro);
  transition: transform var(--gc-t-ui) var(--gc-mov), opacity var(--gc-t-hover);
}

.gc-burger.is-aberto .gc-burger__barra:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.gc-burger.is-aberto .gc-burger__barra:nth-child(2) {
  opacity: 0;
}

.gc-burger.is-aberto .gc-burger__barra:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- drawer mobile ------------------------------------------------ */

/* max-height é aplicado pelo app.js (altura real do conteúdo). */
.gc-drawer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s var(--gc-mov);
}

.gc-drawer__lista {
  max-width: var(--gc-container);
  margin: 0 auto;
  padding: 8px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gc-drawer__link {
  font: 600 16px/1 var(--gc-fonte-texto);
  color: var(--gc-txt-claro);
  padding: 15px 16px;
  border-radius: var(--gc-raio-botao);
  background: rgba(var(--gc-burger-rgb), .14);
  transition: background-color var(--gc-t-hover);
}

.gc-drawer__link:hover {
  color: var(--gc-txt-claro);
  background: rgba(var(--gc-verde-rgb), .14);
}

.gc-drawer__cta {
  margin-top: 6px;
  text-align: center;
  font: 700 16px/1 var(--gc-fonte-texto);
  color: var(--gc-fundo);
  background: var(--gc-verde);
  padding: 17px 16px;
  border-radius: var(--gc-raio-botao);
}

.gc-drawer__cta:hover {
  color: var(--gc-fundo);
}

/* --- pontos de quebra do header ---------------------------------- */

/* Os dois links do meio saem primeiro, para o nav não quebrar linha. */
@media (max-width: 1079px) {
  .gc-nav__link--md {
    display: none;
  }
}

@media (max-width: 1119px) {
  .gc-header__especialista {
    display: none;
  }
}

@media (max-width: 899px) {
  .gc-nav,
  .gc-header__acoes {
    display: none;
  }

  .gc-burger {
    display: flex;
  }
}

@media (min-width: 900px) {
  .gc-drawer {
    display: none;
  }
}